Resubmissions
21-01-2025 11:18
250121-nef6aa1jfx 10Analysis
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max time kernel
153s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
21-01-2025 11:18
General
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Target
a33245a27c02bbb72bf66f6bf1c960affefa8ed2a096dc1d6faa6699fe81c48a.exe
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Size
1.9MB
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MD5
2121a055e132df9c2b62d3ad578faa85
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SHA1
60439cb5d41f2256eb54bbd1d84d8d04d78272ef
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SHA256
a33245a27c02bbb72bf66f6bf1c960affefa8ed2a096dc1d6faa6699fe81c48a
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SHA512
55039a343efd737a7488193f777ca0a44dc465f098e51241d8a0699478d72dda9f5eb8bb204e96cc81da14191475e1ff87132680ac4b5956cb1b85d06a4a6c71
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SSDEEP
24576:kDLnN/pjx71gWufN62I520/hjlB6iTzKF+iZpWSsZrKp0HqGmyejFyzXYVN4on59:kDLn7xSNudSrZpWLwG8bvn59
Malware Config
Extracted
remcos
4.9.3 Light
RemoteHost
127.0.0.1:2404
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-52SPIJ
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Remcos family
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of SendNotifyMessage 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a33245a27c02bbb72bf66f6bf1c960affefa8ed2a096dc1d6faa6699fe81c48a.exe"C:\Users\Admin\AppData\Local\Temp\a33245a27c02bbb72bf66f6bf1c960affefa8ed2a096dc1d6faa6699fe81c48a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\a33245a27c02bbb72bf66f6bf1c960affefa8ed2a096dc1d6faa6699fe81c48a.exe"C:\Users\Admin\AppData\Local\Temp\a33245a27c02bbb72bf66f6bf1c960affefa8ed2a096dc1d6faa6699fe81c48a.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
468KB
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468KB
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468KB
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4KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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Filesize
2.0MB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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468KB
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2.0MB
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2.0MB
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2.0MB
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104KB
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2.0MB
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2.0MB
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180KB
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28KB
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Filesize
104KB